<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item to="/home">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <!-- 2 3 4
      栅格 bootstrap 12列
      element ui 栅格 24-->
      <el-row :gutter="20">
        <el-col :span="10">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="14">
          <el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
        </el-col>
      </el-row>
      <el-table :data="userslist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username" width="80px"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <!-- 如果是布尔值，显示不出来的 -->
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="change(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="260px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="deleteByUserId(scope.row.id)"></el-button>
            <el-tooltip
              class="item"
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- size-change 设置每一页条数
      current-change 设置当前是第几页
      page-sizes 这个是一个显示列表，可以让设置每一页条数是几条
      page-size 当前页的数据条数
      layout-->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1,2,3,4]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>

    <!-- 添加用户对话框 -->
    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addFormClose">
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="100px" >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>


    <!-- 修改用户对话框 -->
    <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClose">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="100px" >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>
export default {
  created() {
    this.getUserList();
  },
  data() {
    //校验邮箱的规则
    var checkEmail = (rule, value, callback)=>{
      var regEmail = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/
      if(!regEmail.test(value)){
        return callback(new Error('邮箱不合法'))
      }
      callback()
    }

    var checkMobile = (rule,value,callback)=>{
      var regMobile = /^1[3|4|5|7|8][0-9]{9}$/
      if(!regMobile.test(value)){
        return callback(new Error('手机不合法'))
      }
      callback()
    }
    return {
      queryInfo: {
        query: "", //查询关键字
        pagenum: 1, //当前第几页
        pagesize: 2 //每一页数据条数
      },
      userslist: [],
      total: 0, //数据总条数
      addDialogVisible:false,
      addForm:{
        username:'',
        password:'',
        email:'',
        mobile:''
      },
      //校验规则
      addFormRules:{
        username:[
          {required:true,message:'请输入用户名',trigger:'blur'},
          {min:3,max:15,message:'长度在3到15之间',trigger:'blur'},
        ],
        password:[
          {required:true,message:'请输入密码',trigger:'blur'},
          {min:3,max:15,message:'长度在3到15之间',trigger:'blur'},
        ],
        email:[
          {required:true,message:'请输入邮箱',trigger:'blur'},
          {validator:checkEmail,trigger:'blur'}
        ],
        mobile:[
          {required:true,message:'请输入手机号',trigger:'blur'},
          {validator:checkMobile,trigger:'blur'}
        ],
      },
      editDialogVisible:false,
      editForm:{},
      editFormRules:{
        username:[
          {required:true,message:'请输入用户名',trigger:'blur'},
          {min:3,max:15,message:'长度在3到15之间',trigger:'blur'},
        ],
        email:[
          {required:true,message:'请输入邮箱',trigger:'blur'},
          {validator:checkEmail,trigger:'blur'}
        ],
        mobile:[
           {required:true,message:'请输入手机号',trigger:'blur'},
          {validator:checkMobile,trigger:'blur'}
        ]
      }
    };
  },
  methods: {
    async getUserList() {
      // get,delete this.$http.post('url',{params:数据对象})
      // put,post this.$http.post('url',{数据})
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo
      });
      if (res.meta.status != 200)
        return this.$message.error("请求列表数据失败");
      console.log(res.data);
      this.total = res.data.total;
      this.userslist = res.data.users;
    },
    handleSizeChange(newSize) {
      console.log(newSize);
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    handleCurrentChange(newPage) {
      console.log(newPage);
      this.queryInfo.pagenum = newPage;
      this.getUserList();
    },
    async change(info) {
      const { data: res } = await this.$http.put(
        `users/${info.id}/state/${info.mg_state}`
      );
      console.log(res);
      if (res.meta.status != 200) return this.$message.error("修改失败");
    },
    addFormClose(){
      this.$refs.addFormRef.resetFields()
    },
    addUser(){
      //表单预校验
      this.$refs.addFormRef.validate(async valid=>{
        if(!valid)return console.log('表单校验失败')
        console.log('表单校验成功')
        const {data:res} = await this.$http.post('users',this.addForm)
        if(res.meta.status != 201)return this.$message.error('添加失败')
        this.getUserList()
        this.addDialogVisible = false
      })
      
    },
    async showEditDialog(id){
      const {data:res} = await this.$http.get(`users/${id}`)
      if(res.meta.status != 200)return this.$message.error("获取用户信息失败");
      this.editForm = res.data 
      this.editDialogVisible = true //让编辑对话框显示 
    },
    editDialogClose(){
      this.$refs.editFormRef.resetFields()
    },
    editUserInfo(){
      //预校验 --> ajax
      this.$refs.editFormRef.validate(async valid=>{
        if(!valid)return console.log('验证失败')
        // console.log('验证通过')
        const {data:res} = await this.$http.put(`users/${this.editForm.id}`,{email:this.editForm.email,mobile:this.editForm.mobile})
        if(res.meta.status != 200)return this.$message.error("修改失败");
        this.editDialogVisible = false 
        this.getUserList()
      })
    },
    deleteByUserId(id){
      // console.log(id)
      this.$confirm('此操作将删除当前用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(async () => {
          const {data:res} =   await this.$http.delete(`users/${id}`)
          if(res.meta.status != 200)return this.$message.error("修改失败");
          this.$message.success('删除成功')
          this.queryInfo.pagenum = 1//解决一个删除最后一页的小bug
          this.getUserList()
        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });          
        });
    }
  }
};

// 404 url地址写错



</script>
<style scoped lang="less">
</style>
